OBS Studio - Macbook Pro m1 - Swissonic webcam 2 fhd only one is showing the screen -> the second black screen

[djmujo]

Hello,
i got a problem - i connected two webcams via HUB but only one camera is showing - the another one is active but i got a black screen.
Do i make a mistake? need some help!!! THNK

 

[CattoRayTube]

Does the webcam work outside of OBS, or do you only get this problem when using OBS?

Are you trying to run both webcams through the hub at the same time?

Is the hub powered?

If you have the option to run one through another port please try that. Could be a bandwidth or power issue.